3845500 has 24 divisors (see below), whose sum is σ = 8399664. Its totient is φ = 1538000.

The previous prime is 3845497. The next prime is 3845537. The reversal of 3845500 is 55483.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3346 + ... + 4345.

It is an arithmetic number, because the mean of its divisors is an integer number (349986).

Almost surely, 2^3845500 is an apocalyptic number.

It is an amenable number.

3845500 is an abundant number, since it is smaller than the sum of its proper divisors (4554164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3845500 is a wasteful number, since it uses less digits than its factorization.

3845500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7710 (or 7698 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 3845500 is about 1960.9946455817. The cubic root of 3845500 is about 156.6694330783.

The spelling of 3845500 in words is "three million, eight hundred forty-five thousand, five hundred".